Please find the complete patch for vistream and all active branded retailers + NetCologne (which is an INMVNO of vistream).

Index: serviceproviders.xml
===================================================================
--- serviceproviders.xml        (Revision 95)
+++ serviceproviders.xml        (Arbeitskopie)
@@ -952,7 +952,7 @@
                <dns>212.23.97.3</dns>
        </provider>
        <provider>
-               <name>E-Plus (pre-pay)</name>
+               <name>E-Plus (Prepaid)</name>
                <gsm>
                        <apn>internet.eplus.de</apn>
                </gsm>
@@ -962,7 +962,7 @@
                <dns>212.23.97.3</dns>
        </provider>
        <provider>
-               <name>E-Plus (contract)</name>
+               <name>E-Plus (Postpaid)</name>
                <gsm>
                        <apn>internet.eplus.de</apn>
                </gsm>
@@ -1030,6 +1030,88 @@
                         <apn>pinternet.interkom.de</apn>
                 </gsm>
         </provider>
+        <provider>
+               <!--This configuration is valid for all vistream retailers like solomo, igge & ko, sdt.net, Südkurier-Tel etc.--><name>vistream</name>
+               <gsm>
+                       <apn>internet.vistream.net</apn>
+               </gsm>
+               <username>web</username>
+               <password>vistream</password>
+           </provider>
+           
+        <provider>
+               <name>solomo</name>
+               <gsm>
+                       <apn>internet.vistream.net</apn>
+               </gsm>
+               <username>web</username>
+               <password>vistream</password>
+           </provider>
+           <provider>
+               <name>Materna BR</name>
+               <gsm>
+                       <apn>internet.vistream.net</apn>
+               </gsm>
+               <username>web</username>
+               <password>vistream</password>
+           </provider>     
+                   
+           <provider>
+               <name>sdt.net</name>
+               <gsm>
+                       <apn>internet.vistream.net</apn>
+               </gsm>
+               <username>web</username>
+               <password>vistream</password>
+           </provider>  
+           <provider>
+               <name>igge &amp; ko</name>
+               <gsm>
+                       <apn>internet.vistream.net</apn>
+               </gsm>
+               <username>web</username>
+               <password>vistream</password>
+           </provider>  
+           <provider>
+               <name>PTT mobile</name>
+               <gsm>
+                       <apn>internet.vistream.net</apn>
+               </gsm>
+               <username>web</username>
+               <password>vistream</password>
+           </provider>  
+           <provider>
+               <name>TouristMobile</name>
+               <gsm>
+                       <apn>internet.vistream.net</apn>
+               </gsm>
+               <username>web</username>
+               <password>vistream</password>
+           </provider>  
+           <provider>
+               <name>SunSIM</name>
+               <gsm>
+                       <apn>internet.vistream.net</apn>
+               </gsm>
+               <username>web</username>
+               <password>vistream</password>
+           </provider>  
+           <provider>
+               <name>SüdkurierTel</name>
+               <gsm>
+                       <apn>internet.vistream.net</apn>
+               </gsm>
+               <username>web</username>
+               <password>vistream</password>
+           </provider>  
+           <provider>
+               <name>NetCologne</name>
+               <gsm>
+                       <apn>internet.netcologne.de</apn>
+               </gsm>
+               <username>web</username>
+               <password>password</password>
+           </provider>                 
 </country>
 
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